20627355

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{1301}}^1$

素因数の和:1467

約数の個数: 32

約数和(自身を含む): 37997568

約数和(自身を除く): 17370213

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 151, 453, 755, 1057, 1301, 2265, 3171, 3903, 5285, 6505, 9107, 15855, 19515, 27321, 45535, 136605, 196451, 589353, 982255, 1375157, 2946765, 4125471, 6875785, 20627355]

約数ペア:

[(1, 20627355), (3, 6875785), (5, 4125471), (7, 2946765), (15, 1375157), (21, 982255), (35, 589353), (105, 196451), (151, 136605), (453, 45535), (755, 27321), (1057, 19515), (1301, 15855), (2265, 9107), (3171, 6505), (3903, 5285)]